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[Po-Hsu Lin <po-hsu.lin@xxxxxxxxxxxxx>]

Yes, it's weird, this behaviour could be reproduced on those affected
Dell systems.

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https://bugs.launchpad.net/bugs/1342548

Title:
  [Dell Inspiron 5437] Wireless key does not work on this system

Status in HWE Next Project:
  In Progress
Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  CID: 201305-13673 Dell Inspiron 5437

  The wireless hotkey does not work on this system

  Steps:
  1. Install 14.04 + update (3.13.0-30), boot to desktop
  2. Try to control wireless / BT with the hotkey

  Expected result:
  * Wireless / BT could be controlled by the hotkey

  Actual result:
  * Hotkey is not working

  Debugging information:
  ubuntu@201305-13673:~$ sudo showkey -k
  kb mode was ?UNKNOWN?
  [ if you are trying this under X, it might not work
  since the X server is also reading /dev/console ]

  press any key (program terminates 10s after last keypress)...
  keycode  28 release
  keycode 240 press
  keycode 240 release
  keycode 240 press
  keycode 240 release
  ^Ccaught signal 2, cleaning up...

  KeyPress event, serial 37, synthetic NO, window 0x3a00001,
      root 0x2c0, subw 0x0, time 199006, (-357,353), root:(430,405),
      state 0x0, keycode 248 (keysym 0x0, NoSymbol), same_screen YES,
      XLookupString gives 0 bytes: 
      XmbLookupString gives 0 bytes: 
      XFilterEvent returns: False

  KeyRelease event, serial 37, synthetic NO, window 0x3a00001,
      root 0x2c0, subw 0x0, time 199006, (-357,353), root:(430,405),
      state 0x0, keycode 248 (keysym 0x0, NoSymbol), same_screen YES,
      XLookupString gives 0 bytes: 
      XFilterEvent returns: False

  nothing from sudo showkey -s

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-30-generic 3.13.0-30.55
  ProcVersionSignature: Ubuntu 3.13.0-30.55-generic 3.13.11.2
  Uname: Linux 3.13.0-30-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ubuntu     1638 F.... pulseaudio
   /dev/snd/controlC1:  ubuntu     1638 F.... pulseaudio
  CRDA:
   country TW:
   	(2402 - 2472 @ 40), (3, 27)
   	(5270 - 5330 @ 40), (3, 17), DFS
   	(5735 - 5815 @ 40), (3, 30)
  CurrentDesktop: Unity
  Date: Wed Jul 16 01:56:06 2014
  HibernationDevice: RESUME=UUID=67674077-ce03-4513-b8be-b3e9bdd8840d
  InstallationDate: Installed on 2014-07-16 (0 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  MachineType: Dell Inc. Inspiron 5437
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-30-generic.efi.signed root=UUID=e56f47e4-b04b-4702-b89f-59e1c08572c4 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-30-generic N/A
   linux-backports-modules-3.13.0-30-generic  N/A
   linux-firmware                             1.127.4
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 11/14/2013
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A07
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A07
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: Not Specified
  dmi.modalias: dmi:bvnDellInc.:bvrA07:bd11/14/2013:svnDellInc.:pnInspiron5437:pvrNotSpecified:rvnDellInc.:rn:rvrA07:cvnDellInc.:ct8:cvrNotSpecified:
  dmi.product.name: Inspiron 5437
  dmi.product.version: Not Specified
  dmi.sys.vendor: Dell Inc.

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